*{margin: 0;padding: 0}
#app{
    border: 2px #55ed89 dashed;
    width: 100vw;
}
.tittle{
    color: blue;
    background: rgb(175,175,175);
    height: 60px;
    text-align: center;
    margin: 20px 0;
    padding-top: 20px;
}
.operationL{
    line-height: 3;
}
.input{
    user-select: none;
    border: 1px green dashed;
    border-radius: 3px;
    height: 30px;
}
.operation{
    user-select: none;
    background: rgb(0,128,0);
    width: 50px;
    text-align: center;
    color: white;
    border-radius: 6px;
    height: 30px;
}
.operationInput{
    width: 50px;
}
.operationDiv{
    padding-top: 5px;
    display: inline-grid;
}
.operation:hover{
    background: #999;
}
#app table{
    border: 1px rgb(147,215,184) solid;
    background:rgb(147,215,184);
    width: 100vw;table-layout: initial;
}
#app table thead th{
    background: rgb(171,185,131);
}
#app tbody td{
    background: white;
    padding: 5px;
    text-align: center;
}